refactor: 移除所有页面的 PageHeader 组件

删除 PageHeader 组件及其测试文件，清理相关不再使用的导入和变量。

components/PageHeader.tsx

@@ -1,104 +0,0 @@
-import { ReactNode, useMemo } from 'react';
-import { getEntryPointType } from '@/config/features';
-import { cn } from '@/lib/utils'; // shadcn 核心类名合并工具
-
-export interface PageHeaderProps extends React.HTMLAttributes<HTMLDivElement> {
-  /** 要显示的图标组件 */
-  icon: ReactNode;
-  /**
-   * 图标的颜色，支持：
-   * 1. Tailwind 颜色类名 (如 'text-blue-500', 'text-primary') -> 推荐
-   * 2. 原生颜色值 (如 '#3b82f6')
-   */
-  iconColor?: string;
-  /** 主标题文本 */
-  title: string;
-  /** 副标题文本（可选） */
-  subtitle?: string;
-  /** 在标题右侧显示的徽章/标签组件（可选） */
-  badge?: ReactNode;
-  /** 覆盖图标容器的类名 */
-  iconClassName?: string;
-  /** 覆盖主标题的类名 */
-  titleClassName?: string;
-  /** 覆盖副标题的类名 */
-  subtitleClassName?: string;
-}
-
-export default function PageHeader({
-  icon,
-  iconColor = 'text-blue-500', // 默认改用类名，若需保持 Hex 可写 "#3b82f6"
-  title,
-  subtitle,
-  badge,
-  iconClassName,
-  titleClassName,
-  subtitleClassName,
-  className,
-  ...props
-}: PageHeaderProps) {
-  const entryPointType = useMemo(() => getEntryPointType(), []);
-
-  // 扩展环境判断：如果是 popup 形式则不渲染头部
-  if (entryPointType === 'popup') {
-    return null;
-  }
-
-  // 判断传入的是否是 Hex/RGB 等原生颜色值
-  const isRawColor =
-    iconColor.startsWith('#') || iconColor.startsWith('rgb') || iconColor.startsWith('hsl');
-
-  return (
-    <div className={cn('flex items-center gap-3 mb-6', className)} {...props}>
-      {/* 图标容器 */}
-      <div
-        className={cn(
-          'p-2 rounded-lg flex items-center justify-center shrink-0',
-          // 如果不是原生颜色，直接当作 Tailwind 类名注入
-          !isRawColor && iconColor,
-          iconClassName,
-        )}
-        style={
-          isRawColor
-            ? {
-                color: iconColor,
-                // 使用 CSS inline 变量或 color-mix 安全处理透明度，不再暴力拼接 "15"
-                backgroundColor: `color-mix(in srgb, ${iconColor} 8%, transparent)`,
-              }
-            : undefined
-        }
-      >
-        {/* 确保图标大小可控，通过子元素选择器约束 SVG 宽高 */}
-        <div className="[&>svg]:h-5 [&>svg]:w-5">{icon}</div>
-      </div>
-
-      {/* 标题区域 */}
-      <div className="flex-1 min-w-0 flex flex-col gap-0.5">
-        {/* 标题行（含徽章） */}
-        <div className="flex justify-between items-center gap-2">
-          <h1
-            className={cn(
-              'text-base font-extrabold tracking-tight leading-tight text-foreground truncate',
-              titleClassName,
-            )}
-          >
-            {title}
-          </h1>
-          {badge && <div className="shrink-0">{badge}</div>}
-        </div>
-
-        {/* 副标题 - 使用 p 标签（block）保证换行 */}
-        {subtitle && (
-          <p
-            className={cn(
-              'text-xs font-semibold text-muted-foreground truncate',
-              subtitleClassName,
-            )}
-          >
-            {subtitle}
-          </p>
-        )}
-      </div>
-    </div>
-  );
-}

components/__tests__/PageHeader.test.tsx

@@ -1,100 +0,0 @@
-import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
-import { render, screen } from '@testing-library/react';
-import PageHeader, { type PageHeaderProps } from '@/components/PageHeader';
-
-vi.mock('@/config/features', () => ({
-  getEntryPointType: vi.fn(() => 'sidepanel'),
-}));
-
-describe('PageHeader 组件系统', () => {
-  beforeEach(() => {
-    vi.clearAllMocks();
-  });
-
-  afterEach(() => {
-    vi.restoreAllMocks();
-    vi.resetAllMocks();
-  });
-
-  const defaultProps: PageHeaderProps = {
-    icon: <span data-testid="test-icon">⏰</span>,
-    title: '时间戳转换',
-    subtitle: 'Unix 毫秒数转换与格式化',
-  };
-
-  describe('PageHeader UI 渲染', () => {
-    it('应渲染页面标题栏&副标题', () => {
-      render(<PageHeader {...defaultProps} />);
-      expect(screen.getByText('时间戳转换')).toBeInTheDocument();
-      expect(screen.getByText('Unix 毫秒数转换与格式化')).toBeInTheDocument();
-    });
-
-    it('应渲染图标', () => {
-      render(<PageHeader {...defaultProps} />);
-      expect(screen.getByTestId('test-icon')).toBeInTheDocument();
-    });
-
-    it('应渲染自定义图标&图标颜色', () => {
-      render(
-        <PageHeader
-          {...defaultProps}
-          icon={<span data-testid="custom-icon">X</span>}
-          iconColor="#FF0000"
-        />,
-      );
-      expect(screen.getByTestId('custom-icon')).toBeInTheDocument();
-    });
-
-    it('应默认使用蓝色作为 primary 色', () => {
-      render(<PageHeader {...defaultProps} />);
-      const iconContainer = screen.getByTestId('test-icon').parentElement?.parentElement;
-      expect(iconContainer).toHaveClass('text-blue-500');
-    });
-
-    it('应渲染 badge 组件', () => {
-      const badge = <span data-testid="test-badge">New</span>;
-      render(<PageHeader {...defaultProps} badge={badge} />);
-      expect(screen.getByTestId('test-badge')).toBeInTheDocument();
-    });
-
-    it('应支持自定义 iconClassName', () => {
-      render(<PageHeader {...defaultProps} iconClassName="custom-icon-class" />);
-      const iconContainer = screen.getByTestId('test-icon').parentElement?.parentElement;
-      expect(iconContainer).toHaveClass('custom-icon-class');
-    });
-
-    it('应支持自定义 titleClassName', () => {
-      render(<PageHeader {...defaultProps} titleClassName="custom-title-class" />);
-      const title = screen.getByText('时间戳转换');
-      expect(title).toHaveClass('custom-title-class');
-    });
-
-    it('应支持自定义 subtitleClassName', () => {
-      render(<PageHeader {...defaultProps} subtitleClassName="custom-subtitle-class" />);
-      const subtitle = screen.getByText('Unix 毫秒数转换与格式化');
-      expect(subtitle).toHaveClass('custom-subtitle-class');
-    });
-
-    it('应支持自定义 className', () => {
-      const { container } = render(<PageHeader {...defaultProps} className="custom-page-header" />);
-      const outerElement = container.firstChild;
-      expect(outerElement).toHaveClass('custom-page-header');
-    });
-
-    it('无副标题时不渲染副标题区域', () => {
-      const { container } = render(<PageHeader icon={defaultProps.icon} title="仅标题" />);
-      const subtitles = container.querySelectorAll('.text-muted-foreground');
-      expect(subtitles.length).toBe(0);
-    });
-  });
-
-  describe('PageHeader 入口点隐藏', () => {
-    it('popup 模式下应返回 null', async () => {
-      const { getEntryPointType } = await import('@/config/features');
-      vi.mocked(getEntryPointType).mockReturnValue('popup');
-
-      const { container } = render(<PageHeader {...defaultProps} />);
-      expect(container.innerHTML).toBe('');
-    });
-  });
-});

entrypoints/options/App.tsx

@@ -1,5 +1,5 @@
 import { SyntheticEvent, useEffect, useMemo, useState } from 'react';
-import { GripVertical, RefreshCw, Settings } from 'lucide-react';
+import { GripVertical, RefreshCw } from 'lucide-react';
 import {
   closestCenter,
   DndContext,
@@ -28,7 +28,6 @@ import {
 } from '@/config/features';
 import GlobalSnackbar, { useSnackbarState } from '@/components/GlobalSnackbar';
 import PageErrorBoundary from '@/components/PageErrorBoundary';
-import PageHeader from '@/components/PageHeader';
 import { useTranslation } from 'react-i18next';
 
 const PALETTE_COLORS: Record<PaletteColorKey, string> = {
@@ -317,12 +316,6 @@ export default function App() {
         {/* 顶部标题与导航栏 */}
         <div className="w-full bg-background border-b border-border pt-8 sm:pt-12 pb-0 px-4 sm:px-8">
           <div className="max-w-3xl mx-auto">
-            <PageHeader
-              icon={<Settings size={20} />}
-              iconColor="#1976d2"
-              title="应用设置"
-              subtitle="针对不同窗口类型独立配置 Dashboard 中显示的功能及其排序"
-            />
             {/* Tab 与恢复按钮同行 */}
             <div className="flex items-end justify-between border-b-0">
               <div className="flex-1 flex">

pages/Base64Converter/index.tsx

@@ -1,7 +1,4 @@
-import { Image as ImageIcon, Type, Upload } from 'lucide-react';
 import { useLazyTranslation } from '@/utils/useLazyTranslation';
-import PageHeader from '@/components/PageHeader';
-
 import { useStorageState } from '@/utils/useStorageState';
 import type { Base64ConverterPageMode } from '@/types/storage';
 import TextMode from './TextMode';
@@ -22,22 +19,8 @@ export default function Index() {
     isValidPageMode,
   );
 
-  const modeIcon: Record<PageMode, React.ReactNode> = {
-    text: <Type className="h-4 w-4" />,
-    file: <Upload className="h-4 w-4" />,
-    image: <ImageIcon className="h-4 w-4" />,
-  };
-
   return (
     <div className="p-4 w-full flex flex-col space-y-4 min-h-[520px] select-none animate-in fade-in duration-300">
-      <PageHeader
-        title={t('base64Converter:pageTitle')}
-        subtitle={t('base64Converter:pageSubtitle')}
-        icon={modeIcon[pageMode]}
-        iconColor="text-indigo-800"
-        className="pb-1"
-      />
-
       <SwitchButtonGroup
         value={pageMode}
         options={[

pages/HtmlToMarkdown/index.tsx

@@ -1,7 +1,6 @@
 import { useCallback, useMemo, useState } from 'react';
-import { Code, Download, Trash2 } from 'lucide-react';
+import { Download, Trash2 } from 'lucide-react';
 import { useLazyTranslation } from '@/utils/useLazyTranslation';
-import PageHeader from '@/components/PageHeader';
 import CopyButton from '@/components/CopyButton';
 import SwitchButtonGroup from '@/components/SwitchButtonGroup';
 import { Button } from '@/components/ui/button'; // 💡 1. 全面回归规范：引入原生的 shadcn 原子 Button
@@ -51,12 +50,6 @@ export default function HtmlToMarkdownPage() {
       - 统一收拢为我们先前在 Dashboard 页、JSON 工具箱制定的 p-4 space-y-4 标准极客桌面规格。
     */
     <div className="p-4 w-full flex flex-col space-y-4 select-none animate-in fade-in duration-300">
-      <PageHeader
-        title={t('pageTitle')}
-        subtitle={t('pageSubtitle')}
-        icon={<Code className="h-4 w-4" />}
-      />
-
       <div className="flex flex-col gap-4">
         {/* 工具栏集成区 */}
         <div className="flex flex-col sm:flex-row gap-3 justify-between items-stretch sm:items-center bg-secondary/40 rounded-xl border border-border/60 px-1.5 py-1.5 sm:h-12">

pages/JsonTools/index.tsx

@@ -1,7 +1,5 @@
-import React, { useCallback, useEffect, useMemo, useState } from 'react';
+import { useCallback, useEffect, useMemo, useState } from 'react';
-import { ArrowRightLeft, Braces, GitCompareArrows, Minimize2 } from 'lucide-react';
 import { useLazyTranslation } from '@/utils/useLazyTranslation';
-import PageHeader from '@/components/PageHeader';
 import JsonDiffInput from './JsonDiffInput';
 import DiffResult from './DiffResult';
 import DiffNavigator from './DiffNavigator';
@@ -99,22 +97,6 @@ export default function Index() {
 
   const activePath = diffResult && total > 0 ? diffResult.diffPaths[currentDiffIndex] : undefined;
 
-  const modeTitles: Record<PageMode, { title: string; subtitle: string }> = {
-    diff: { title: 'jsonDiff:pageTitle', subtitle: 'jsonDiff:pageSubtitle' },
-    format: { title: 'jsonFormat:formatTitle', subtitle: 'jsonFormat:formatSubtitle' },
-    yaml: { title: 'jsonFormat:yamlTitle', subtitle: 'jsonFormat:yamlSubtitle' },
-    toml: { title: 'jsonFormat:tomlTitle', subtitle: 'jsonFormat:tomlSubtitle' },
-    minify: { title: 'jsonFormat:minifyTitle', subtitle: 'jsonFormat:minifySubtitle' },
-  };
-
-  const modeIcon: Record<PageMode, React.ReactNode> = {
-    diff: <GitCompareArrows className="h-4 w-4" />,
-    format: <Braces className="h-4 w-4" />,
-    yaml: <ArrowRightLeft className="h-4 w-4" />,
-    toml: <ArrowRightLeft className="h-4 w-4" />,
-    minify: <Minimize2 className="h-4 w-4" />,
-  };
-
   const yamlConvert: ConvertFunction = useCallback((text: string) => {
     const r = jsonToYaml(text);
     return { output: r.output, originalBytes: r.originalBytes, outputBytes: r.outputBytes };
@@ -132,14 +114,6 @@ export default function Index() {
 
   return (
     <div className="p-4 w-full flex flex-col space-y-4 min-h-[500px] select-none animate-in fade-in duration-300">
-      <PageHeader
-        title={t(modeTitles[pageMode].title)}
-        subtitle={t(modeTitles[pageMode].subtitle)}
-        icon={modeIcon[pageMode]}
-        iconColor="#3b82f6"
-        className="pb-1"
-      />
-
       <SwitchButtonGroup
         value={pageMode}
         onChange={(v: PageMode) => setPageMode(v)}

pages/Jwt/index.tsx

@@ -1,6 +1,4 @@
 import { useCallback, useEffect, useMemo, useState } from 'react';
-import { Key } from 'lucide-react';
-import PageHeader from '@/components/PageHeader';
 import { parseJwt, stringifyJson } from '@/utils/jwt';
 import CopyButton from '@/components/CopyButton';
 import TextInputArea from '@/components/TextInputArea';
@@ -73,12 +71,6 @@ export default function Index() {
 
   return (
     <div className="p-4 w-full flex flex-col space-y-4 animate-in fade-in duration-300 select-none">
-      <PageHeader
-        title={t('jwt:pageTitle')}
-        subtitle={t('jwt:pageSubtitle')}
-        icon={<Key className="h-4 w-4" />} // 💡 规范锁死 Icon 宽高，抹杀闪烁
-      />
-
       <div className="flex flex-col gap-4">
         {/* 输入终端 */}
         <TextInputArea

pages/MarkdownToHtml/index.tsx

@@ -1,7 +1,6 @@
 import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
-import { Code, Download, Printer, Trash2 } from 'lucide-react';
+import { Download, Printer, Trash2 } from 'lucide-react';
 import { useLazyTranslation } from '@/utils/useLazyTranslation';
-import PageHeader from '@/components/PageHeader';
 import CopyButton from '@/components/CopyButton';
 import SwitchButtonGroup from '@/components/SwitchButtonGroup';
 import { Button } from '@/components/ui/button';
@@ -177,13 +176,6 @@ export default function MarkdownToHtmlPage() {
 
   return (
     <div className="p-4 w-full flex flex-col space-y-4 select-none animate-in fade-in duration-300">
-      <PageHeader
-        title={t('pageTitle')}
-        subtitle={t('pageSubtitle')}
-        icon={<Code className="h-4 w-4" />}
-        className="pb-1"
-      />
-
       <div className="flex flex-col space-y-4">
         {/* 工具集成控制中枢 */}
         <div className="flex flex-col sm:flex-row gap-3 justify-between items-stretch sm:items-center bg-secondary/40 rounded-xl border border-border/60 px-1.5 py-1.5 sm:h-12">

pages/QrCode/index.tsx

@@ -1,5 +1,3 @@
-import { QrCode as QrCodeIcon } from 'lucide-react'; // 💡 别名规整，防止与页面组件发生重名误判
-import PageHeader from '@/components/PageHeader';
 import SwitchButtonGroup from '@/components/SwitchButtonGroup';
 
 import { useLazyTranslation } from '@/utils/useLazyTranslation';
@@ -26,15 +24,6 @@ export default function Index() {
          - 替换为标准的 p-4 呼吸内边距配合 flex flex-col space-y-4，接管系统级重排！
       */}
       <div className="p-4 w-full flex flex-col space-y-4 min-h-[500px] select-none animate-in fade-in duration-300">
-        {/* 标题控制栏：追加微调 py-0.5，防范文字边缘截断 */}
-        <PageHeader
-          title={t('qrCode:pageTitle')}
-          subtitle={t('qrCode:pageSubtitle')}
-          icon={<QrCodeIcon className="h-4 w-4" />} // 💡 规范对齐：强制锁死 Icon 宽高，抹杀闪烁
-          iconColor="text-green-700"
-          className="pb-1"
-        />
-
         {/* 流式中央控制切流卡：注入 sm 断点防御，防范单栏状态下发生变形 */}
         <div className="w-full sm:w-fit pt-0.5">
           <SwitchButtonGroup

pages/TextStatistics/index.tsx

@@ -1,6 +1,4 @@
 import { useCallback, useMemo, useState } from 'react';
-import { FileText } from 'lucide-react';
-import PageHeader from '@/components/PageHeader';
 import TextInputArea from '@/components/TextInputArea';
 import { formatByteSize, getTextStats } from '@/utils/textStatistics';
 import { useLazyTranslation } from '@/utils/useLazyTranslation';
@@ -29,14 +27,6 @@ export default function Index() {
 
   return (
     <div className="p-4 w-full space-y-4 animate-in fade-in duration-300">
-      {/* 头部区域 */}
-      <PageHeader
-        title={t('textStatistics:pageTitle')}
-        subtitle={t('textStatistics:pageSubtitle')}
-        icon={<FileText />}
-        iconColor="text-purple-500"
-      />
-
       {/* 文本输入区域 */}
       <TextInputArea
         value={text}

pages/Timestamp/index.tsx

@@ -1,5 +1,3 @@
-import { Clock } from 'lucide-react';
-import PageHeader from '@/components/PageHeader';
 import SwitchButtonGroup from '@/components/SwitchButtonGroup';
 import { ZONES } from './constants';
 import LiveClock from './LiveClock';
@@ -39,13 +37,6 @@ export default function Index() {
   return (
     <div className="min-h-screen bg-background text-foreground antialiased selection:bg-primary/20">
       <div className="max-w-7xl mx-auto p-4 sm:p-6 space-y-4">
-        {/* Header */}
-        <PageHeader
-          title={t('timestamp:pageTitle')}
-          subtitle={t('timestamp:pageSubtitle')}
-          icon={<Clock />}
-        />
-
         {/* 动态参考信息时钟条 */}
         <LiveClock unit={unit} onUseNow={handleUseNow} />